def ComputeChecksum(payload_bytes: bytes) -> bytes:
"""
Compute checksum in Stellar format.
Args:
payload_bytes (bytes): Payload bytes
Returns:
bytes: Computed checksum
"""
return BytesUtils.Reverse(CryptoUtils.XModemCrc(payload_bytes))
def ComputeChecksum(pub_key_bytes: bytes) -> bytes:
"""
Compute checksum in Nano format.
Args:
pub_key_bytes (bytes): Public key bytes
Returns:
bytes: Computed checksum
"""
return BytesUtils.Reverse(
CryptoUtils.Blake2b(pub_key_bytes,
digest_size=NanoAddrConst.CHECKSUM_BYTE_LEN))